When was the last time you sat down to watch Doctor Who expecting to learn something new and exciting about science? Now when was the last time you found yourself scratching your head at their use of “science”? We all come to expect that we will need to suspend disbelief to enjoy our show about a time traveling alien with a phone booth for a spaceship, but how far are we really supposed to suspend it?

This week we discuss those episodes that push to the very edges of believable science, and then give it an extra nudge for good luck. From “Kill the Moon” to “Closing Time” to “Carnival of Monsters”, we discuss all the episodes that make us look around in confusion and say “. . . what?”